#hashmap class

Java : Collection Framework Hierarchy

All the classes and interfaces of the collection framework are in java.util package. This hierarchy for the collection framework specifically mentioned the class and interface with respect to each type.

Iterable Interface

The Iterable interface is the root interface for all the collection classes because the Collection interface extends the Iterable interface, therefore, all the subclasses of…

Java : Collection Framework Hierarchy

All the classes and interfaces of the collection framework are in java.util package. This hierarchy for the collection framework specifically mentioned the class and interface with respect to each type.

Iterable Interface

The Iterable interface is the root interface for all the collection classes because the Collection interface extends the Iterable interface, therefore, all the subclasses of…